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Directly determine if experimental feature active.

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This commit is contained in:
chriseth 2020-06-12 00:16:24 +02:00
parent 07c1167136
commit 194c2b8c9c
2 changed files with 21 additions and 11 deletions
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27
libsolidity/analysis/TypeChecker.cpp
View File

@ -64,7 +64,9 @@ bool TypeChecker::typeSupportedByOldABIEncoder(Type const& _type, bool _isLibrar
bool TypeChecker::checkTypeRequirements(SourceUnit const& _source)
{
m_currentSourceUnit = &_source;
_source.accept(*this);
m_currentSourceUnit = nullptr;
return Error::containsOnlyWarnings(m_errorReporter.errors());
}
@ -373,7 +375,7 @@ bool TypeChecker::visit(FunctionDefinition const& _function)
}
if (
_function.isPublic() &&
!_function.sourceUnit().annotation().experimentalFeatures.count(ExperimentalFeature::ABIEncoderV2) &&
!experimentalFeatureActive(ExperimentalFeature::ABIEncoderV2) &&
!typeSupportedByOldABIEncoder(*type(var), _function.libraryFunction())
)
m_errorReporter.typeError(
@ -511,7 +513,7 @@ bool TypeChecker::visit(VariableDeclaration const& _variable)
else if (_variable.visibility() >= Visibility::Public)
{
FunctionType getter(_variable);
if (!_variable.sourceUnit().annotation().experimentalFeatures.count(ExperimentalFeature::ABIEncoderV2))
if (!experimentalFeatureActive(ExperimentalFeature::ABIEncoderV2))
{
vector<string> unsupportedTypes;
for (auto const& param: getter.parameterTypes() + getter.returnParameterTypes())
@ -622,7 +624,7 @@ bool TypeChecker::visit(EventDefinition const& _eventDef)
if (!type(*var)->interfaceType(false))
m_errorReporter.typeError(3417_error, var->location(), "Internal or recursive type is not allowed as event parameter type.");
if (
!_eventDef.sourceUnit().annotation().experimentalFeatures.count(ExperimentalFeature::ABIEncoderV2) &&
!experimentalFeatureActive(ExperimentalFeature::ABIEncoderV2) &&
!typeSupportedByOldABIEncoder(*type(*var), false /* isLibrary */)
)
m_errorReporter.typeError(
@ -1912,9 +1914,7 @@ void TypeChecker::typeCheckABIEncodeFunctions(
bool const isPacked = _functionType->kind() == FunctionType::Kind::ABIEncodePacked;
solAssert(_functionType->padArguments() != isPacked, "ABI function with unexpected padding");
bool const abiEncoderV2 = m_currentContract->sourceUnit().annotation().experimentalFeatures.count(
ExperimentalFeature::ABIEncoderV2
);
bool const abiEncoderV2 = experimentalFeatureActive(ExperimentalFeature::ABIEncoderV2);
// Check for named arguments
if (!_functionCall.names().empty())
@ -2311,11 +2311,10 @@ bool TypeChecker::visit(FunctionCall const& _functionCall)
{
case FunctionType::Kind::ABIDecode:
{
bool const abiEncoderV2 =
m_currentContract->sourceUnit().annotation().experimentalFeatures.count(
ExperimentalFeature::ABIEncoderV2
returnTypes = typeCheckABIDecodeAndRetrieveReturnType(
_functionCall,
experimentalFeatureActive(ExperimentalFeature::ABIEncoderV2)
);
returnTypes = typeCheckABIDecodeAndRetrieveReturnType(_functionCall, abiEncoderV2);
break;
}
case FunctionType::Kind::ABIEncode:
@ -3256,3 +3255,11 @@ void TypeChecker::requireLValue(Expression const& _expression, bool _ordinaryAss
m_errorReporter.typeError(errorId, _expression.location(), description);
}
bool TypeChecker::experimentalFeatureActive(ExperimentalFeature _feature) const
{
solAssert(m_currentSourceUnit, "");
if (m_currentContract)
solAssert(m_currentSourceUnit == &m_currentContract->sourceUnit(), "");
return m_currentSourceUnit->annotation().experimentalFeatures.count(_feature);
}

3
libsolidity/analysis/TypeChecker.h
View File

@ -165,6 +165,9 @@ private:
/// Runs type checks on @a _expression to infer its type and then checks that it is an LValue.
void requireLValue(Expression const& _expression, bool _ordinaryAssignment);
bool experimentalFeatureActive(ExperimentalFeature _feature) const;
SourceUnit const* m_currentSourceUnit = nullptr;
ContractDefinition const* m_currentContract = nullptr;
langutil::EVMVersion m_evmVersion;